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SLES 12 — libyajl2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libyajl2 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:2276-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-24795 Upstream summary: yajl-ruby is a C binding to the YAJL JSON parsing and generation library. The 1.x branch and the 2.x branch of `yajl` […]

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Utilizing Security Features in SSH — step-by-step Security tutorial on Progressive Robot

Utilizing Security Features in SSH

Securely manage remote systems by making use of the full set of security features SSH has to offer, including strong encryption algorithms, ssh agents, two-factor authentication, and more.

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How to Set Up Suricata IDS/IPS on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Set Up Suricata IDS/IPS on SLES 12

Introduction This tutorial covers How to Set Up Suricata IDS/IPS on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: zypper […]

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Как обновить сервер до Ubuntu 16.04 LTS — step-by-step Linux tutorial on Progressive Robot

Как обновить сервер до Ubuntu 16.04 LTS

<$>[warning] Внимание: Более ранняя версия этой статьи включала упоминание Ubuntu 14.04. Хотя обновление с версии 14.04 может успешно завершиться, обновления с одной версии LTS до следующей версии LTS по умолчанию отключены до момента выхода первого обновления новой версии…

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Ersteinrichtung des Servers unter CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Ersteinrichtung des Servers unter CentOS 8

Bei der Erstellung eines neuen CentOS-8-Servers gibt es einige Konfigurationsschritte, die Sie im Rahmen des grundlegenden Setups frühzeitig durchführen sollten. Dadurch erhöhen Sie die Sicherheit und Benutzerfreundlichkeit Ihres Servers und haben eine solide Grundlage für…

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Debian 11 — mutt — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mutt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0140 CVE-2003-0167 CVE-2004-0078 CVE-2005-2351 CVE-2006-3242 CVE-2006-5297 CVE-2006-5298 CVE-2007-1268  +12 more Upstream summary: Buffer overflow in Mutt 1.4.0 and possibly earlier versions, 1.5.x up to 1.5.3, and other programs […]

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How To Install Apache Tomcat 8 on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Apache Tomcat 8 on Ubuntu 16.04

Apache Tomcat is a web server and servlet container that is used to serve Java applications. Tomcat is an open source implementation of the Java Servlet and JavaServer Pages technologies, released by the Apache Software Foundation. This tutorial covers the basic installation…

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How To Install and Configure Sphinx on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install and Configure Sphinx on Ubuntu 14.04

Sphinx is an open source search engine that allows full-text searches. In this tutorial we will set up Sphinx with MySQL server using the example SQL file included in the distribution package to give you a basic idea of how to use Sphinx for your project.

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